Originally Posted by TDagen
Looks solid , leave it to a bw to make 400 whp on a damn near 200,000 mile ride !!! Does the boost come back really fast in between shfts? This has me just itching for spring, I've got a bw 91-79 twin scroll (around 40r sized) waiting to meet some Bosch 2000cc's and a Garrett cored front mount....
As for this, yes, they do come back into boost amazingly fast...as fast as any ball bearing I have seen.